{"id":828,"date":"2021-01-08T00:00:58","date_gmt":"2021-01-07T15:00:58","guid":{"rendered":"http:\/\/snow-cat.net\/?p=828"},"modified":"2021-01-08T00:00:58","modified_gmt":"2021-01-07T15:00:58","slug":"%e3%83%87%e3%83%bc%e3%82%bf%e3%81%ae%e9%9b%86%e5%90%88%e5%90%8c%e5%a3%ab%e3%81%ae%e6%83%85%e5%a0%b1%e3%82%92%e7%aa%81%e3%81%8d%e5%90%88%e3%82%8f%e3%81%9b%e3%81%a6%e5%87%a6%e7%90%86%e3%81%97%e3%81%9f","status":"publish","type":"post","link":"https:\/\/snow-cat.net\/?p=828","title":{"rendered":"\u30c7\u30fc\u30bf\u306e\u96c6\u5408\u540c\u58eb\u306e\u60c5\u5831\u3092\u7a81\u304d\u5408\u308f\u305b\u3066\u51e6\u7406\u3057\u305f\u3044\u5834\u5408\u306e\u30ed\u30b8\u30c3\u30af"},"content":{"rendered":"

A\u306e\u96c6\u5408\u3068B\u306e\u96c6\u5408\u305d\u308c\u305e\u308c\u3067\u7a81\u304d\u5408\u308f\u305b\u3066\u6761\u4ef6\u5206\u5c90\u3057\u305f\u3044\u5834\u5408\u3001\u307f\u306a\u3055\u3093\u306f\u3069\u306e\u3088\u3046\u306a\u30ed\u30b8\u30c3\u30af\u3092\u7d44\u307f\u307e\u3059\u304b\uff1f<\/p>\n

\u6700\u521d\u306b\u8003\u3048\u3064\u304f\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u304b\u3068\u601d\u3046\u3002<\/p>\n

foreach ($array_a as $param_a) {\r\n\u00a0 \u00a0 foreach ($array_b as $param_b) {\r\n\u00a0 \u00a0 \u00a0 \u00a0 if ($param_a->checkCode == $param_b->checkCode) {\r\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 echo 'checkCode exist in b';\r\n\u00a0 \u00a0 \u00a0 \u00a0 }\r\n\u00a0 \u00a0 }\r\n}<\/pre>\n
\u3057\u304b\u3057\u3001\u3053\u306e\u30b3\u30fc\u30c9\u306e\u5834\u5408\u3001\u51e6\u7406\u304c2\u91cd\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u554f\u984c\u3067\u3042\u308b\u3002<\/p>\n
\u3053\u306e\u30b3\u30fc\u30c9\u3067\u51e6\u7406\u3055\u308c\u308b\u91cf\u306fcount(A)*count(B)\u306b\u306a\u308b\u3002<\/p>\n
\u6570\u304c\u5c11\u306a\u3044\u5834\u5408\u306f\u5bfe\u3057\u3066\u554f\u984c\u306f\u306a\u3044\u3002<\/p>\n
\u3057\u304b\u3057\u3001A\u3068B\u4e21\u65b9100\u4ef6\u306e\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u3044\u305f\u308910000\u56de\u30011000\u4ef6\u306e\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u3044\u305f\u30891000000\u56de\u3068\u5897\u3048\u308b\u307b\u3069\u81a8\u5927\u306b\u306a\u3063\u3066\u3044\u304f\u3002<\/p>\n
\u3082\u3057\u3001\u3053\u306e\u4e2d\u3067DB\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u304c\u3042\u3063\u305f\u3089\u60b2\u60e8\u306a\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n
\u3053\u306e\u554f\u984c\u3092\u8e0f\u307e\u3048\u3066\u3001\u6700\u8fd1\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6700\u521d\u306b\u30c7\u30fc\u30bf\u6574\u5f62\u3057\u3066\u304b\u3089\u66f8\u304f\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n
$targetArray = [];\r\nforeach ($array_b as $param_b) {\r\n\u00a0 \u00a0 $targetArray[] = $param_b->checkCode;\r\n}\r\n\r\nforeach ($array_a as $param_a) {\r\n\u00a0 \u00a0 if (in_array($param_a->checkCode , $targetArray)) {\r\n\u00a0 \u00a0 \u00a0 \u00a0 echo 'checkCode exist in b';\r\n\u00a0 \u00a0 }\r\n}<\/pre>\n
 <\/p>\n
$targetArray = [];\r\nforeach ($array_b as $param_b) {\r\n\u00a0 \u00a0 $targetArray[$param_b->checkCode] = [\r\n\u00a0 \u00a0 \u00a0 \u00a0 'info_a' => $param_b->info_a,\r\n\u00a0 \u00a0 \u00a0 \u00a0 'info_b' => $param_b->info_b\r\n\u00a0 \u00a0 ];\r\n}\r\n\r\nforeach ($array_a as $param_a) {\r\n\u00a0 \u00a0 if (array_key_exists($param_a->checkCode , $targetArray)) {\r\n\u00a0 \u00a0 \u00a0 \u00a0 echo 'param_a can use info_a and info_b';\r\n\u00a0 \u00a0 }\r\n}<\/pre>\n
\u7247\u65b9\u306e\u30c7\u30fc\u30bf\u3092\u914d\u5217\u306b\u3044\u308c\u308b\u304b\u3001\u9023\u60f3\u914d\u5217\u306e\u30ad\u30fc\u306b\u8a2d\u5b9a\u3057\u3066\u3001\u3082\u3046\u7247\u65b9\u306e\u30c7\u30fc\u30bf\u3092foreach\u3067\u56de\u3057\u3066\u5b58\u5728\u30c1\u30a7\u30c3\u30af\u3092\u3059\u308b\u3002<\/p>\n
\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u51e6\u7406\u306e\u91cf\u306f\u52a0\u7b97\u306b\u306a\u308a\u3001A<\/span>\u3068B<\/span>\u4e21\u65b9\u304c1000<\/span>\u4ef6\u306e\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u3044\u3066\u30822000<\/span>\u4ef6\u3057\u304b\u51e6\u7406\u304c\u3055\u308c\u305a\u30011000000<\/span>\u56de\u304b\u3089\u304b\u306a\u308a\u51e6\u7406\u91cf\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n
\u3053\u308c\u306b\u3088\u308a\u30e1\u30e2\u30ea\u306f\u5c11\u3057\u98df\u308f\u308c\u308b\u304c\u3001\u51e6\u7406\u6642\u9593\u306f\u3060\u3044\u3076\u7bc0\u7d04\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u5bfe\u7b56\u306a\u3093\u304b\u306b\u306a\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
A\u306e\u96c6\u5408\u3068B\u306e\u96c6\u5408\u305d\u308c\u305e\u308c\u3067\u7a81\u304d\u5408\u308f\u305b\u3066\u6761\u4ef6\u5206\u5c90\u3057\u305f\u3044\u5834\u5408\u3001\u307f\u306a\u3055\u3093\u306f\u3069\u306e\u3088\u3046\u306a\u30ed\u30b8\u30c3\u30af\u3092\u7d44\u307f\u307e\u3059\u304b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-828","post","type-post","status-publish","format-standard","hentry","category-1"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t